2003125316 has 6 divisors (see below), whose sum is σ = 3505469310. Its totient is φ = 1001562656.

The previous prime is 2003125303. The next prime is 2003125337. The reversal of 2003125316 is 6135213002.

It can be written as a sum of positive squares in only one way, i.e., 1202008900 + 801116416 = 34670^2 + 28304^2 .

It is a super-2 number, since 2×2003125316² = 8025022063200199712, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2003125291 and 2003125300.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250390661 + ... + 250390668.

It is an arithmetic number, because the mean of its divisors is an integer number (584244885).

Almost surely, 2^2003125316 is an apocalyptic number.

It is an amenable number.

2003125316 is a deficient number, since it is larger than the sum of its proper divisors (1502343994).

2003125316 is a wasteful number, since it uses less digits than its factorization.

2003125316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500781333 (or 500781331 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2003125316 is about 44756.2880051507. The cubic root of 2003125316 is about 1260.5769835827.

Adding to 2003125316 its reverse (6135213002), we get a palindrome (8138338318).

The spelling of 2003125316 in words is "two billion, three million, one hundred twenty-five thousand, three hundred sixteen".